Side bearing for electric trucks.



\ enige imm; o eitizen oi' the United in Thiimieiphie, fijehosyivonio; ,uinveneci oei-tain iiinpi'oveinenis in iezirings for hiieeilrie "iiiieiis, of which following is o Specification.

My invention reieies to eereein improve me te in ineens for pie'ven'eihg Wnosing' 1o of e eer from side' side, when sei. eer is rmeiing on o. straighi; or o o e erooiieci, kwek. This invention is :in improvement on'inhe oppiieeeion iieii by Samuel iii/. Veeeioie on .iioy eeh; 1912, under Serial No, iSQslOL iin 1he above appiieeion bhe weight oi the eer ooeiy was teken solely hy he sicie heervings when the eer was passing' around e curve oe curves.

lrn seine types of eers the body ie so built 2o thee the entire lood zonnet be supported; by

the side freine, and the object of my invention ilo distribute the load so eheh peri; of the Weight is when hy ehe center hearings rind ehe balance by the side hearings of Aehe truck. '.ihis object ii attain by inooiiiing the uside hearings on yielding suppors and providing ineens for regehieing 'thereupporie eo as to properly disfrihuiiehe iooi; in the accompanying (irawingywhigure 3o i; is e. bransverse seetionzii View iiiustreiing one haii oiff o 'portion of the truck andi the om' body; and 2, is an end View looking in the ifiii Aeizion oil thearrow, Fig l. i

'Referring to the drawing', fr is the body hoieter oii" truck having o eei'iier hearing a;

oi" :my type desired.

i i ihe @or body having iongiodinei oentrol eeriiigere C enti eieie sirio the eeniler pin;` Whieh ei 4o hearing of the boieier of he zrneif. rijhe ein body sie this poii'lv is not provided wih :i body hoisier find the weigh?, carried by the eenrei stringere and by the side k, i y

ehe iframe oi' the iii-Hek hovgiiiilee rif exieiiciingg on erich .side oi ehe fi, Iihe balance of Lhe irizeh hns i'eo' from ehe drawing1 :is it 'vi/ill he ii hni'; any forni of truck iniiy he my improved menne. o the under ,side of eneh stringer- U" is :i eepgniientoi plete E having teeeh e; me?. on @oeh emi of (he 'truck iioisier A is o meine if hfwingn iigngo y by whieh it is ii' is :i part oiY iop' seeureei Mie .Sie :i eyiindriea extension. f, into vi/hieh. extends the eyiinrioni portion g oir, :i heef' This eyiindrieei poeion is hollow; in. the present insienee, and loeeteif. Withi'ii ehe Casing' is e spiro spring iii;- eiher resting' directly on the iop hoieter A. or upon iinere la. rlhe number of these liners may he increased or dimioieheifl, according izo the ammini; to which ii; is desired eo compress the-spring.

liifouneeo in the upper portion of 'fthe bearing G iso pin e' on which mountedthe whee. l'niving notches i" into which exiiend "ehe teeth e. fhis Wheel is ,Slightly tapered end-the Surf-Lee of the segmentoi plate E is aise eiigheiy tapered; ehe h'ne of the taper being when from the interseetionof the vertieei center line and' Yhe iine oit the pin i; the pirate M being shaped eo conform to "ehe shape of the wheel. The portion. 2 of the 'wheel Het and Jehe two teeth of the piae on erich side of the center reet in the recesses in the wheei. on oooh side of the (hit :surface when the iongitudinoi line of ehe truck ie poreiei wiih the longitudinal line oif ihe eer .ho-fijn This is the normal position of the paris miei, nosing of the -i'irneir is prevented by this eoosriletion,

owing; eo the feet thot the truck, in order io horn, musi; overcome the weight of the eer body.

"When the our is passing nrom'id :i curve, then, ii-he. wheel i rolls over the surface of the toothed pluie E and es it polis it lifts the ear body so that the weight of the cor body xvii] come direetiy on eeeh wheel.

in n our body structure; above described; where there is no body boisier di reetiy ehore the iroek, which would ordinarily support the 10ml, then the Eend; if token entireiy by the side hein-ing Wheels, would eend to ,serein the enr body. To overeome this, i ioi'ne e. spring' under eziehbenriop; of Athe wheel i and the tension of 'this spring is so regulated that :i portion of the hmriis transferred eo the center bearing. Uonseqiieiniv, A(he loosing oii the truck is prevented; the Weight heiiwj dietribuerl between the sirio bearing; wheels and the center hearing and the ear boiiy'iviii he supported withoui` dangerous sii-eins.

i claimtd The eomhirmtion of u ear truck having :i liols'er; :i center Mering on the holster;

tWo side bearings; easings; one mounted at the .Wheels/so that part of the loadfis careach end of the bolster; a bearing frame ried` by the center bearing and part by the having a hollow portion extending into each side bearings. easing; a spring located ,in the casing and In testimony whereof, I have signed my 5 extending into the hollow portion; a notched naine to this specification, -in the presence 15 wheel carried by said bearing frame Vand of two Subscribing Witnesses.

having a flat portion; a car body having a BENJAMIN R. VAN KI RK\` center bearing and having a toothed seg-. Witnessesrmental plate at each side directly above the l JOS.;H. KLEIN,

10 side bearings of the truck and engaging] WVM. A. BARR. 

